8,620 House Alarm Sensor
results from253 suppliers
Hot Outdoor Paradox PIR Motion Detector with Pet Immune Infrared Motion Detection Alarm
US$ 5.9-7.9 / Piece
Min. Order:50 Pieces
- Type: Sensor
- Usage: Anti-theft
- Installation Mode: Wall Mounted
- Certification: CE, RoHS
- Application: Home, Industry, Communication Electronic Products, Special Equipment
- Detecting Angle Range: Horizontal 110&Deg
Standalone Battery Operated Co Alarm Gas Detector Installed Home/House
US$ 5.5-6.5 / Piece
Min. Order:1 Piece
- Type: Co Gas Detector
- Signal Transmission: Standalone
- Working Mode: Passive
- Certification: CE, ISO, RoHS
- Application: House/Home
- Working Principle: Co Gas Detector
Tuya WiFi Smart Natural Gas Alarm Sensor with Temperature Function Combustible Gas Leak Detector
US$ 9.99-13.99 / Piece
Min. Order:10 Pieces
- Type: Smoke Alarm
- Signal Transmission: Wireless Alarm
- Working Mode: Passive
- Certification: CE
- Application: Indoor
- Working Principle: Electro-Optical Type
Tuya WiFi/Zigbee Breathing Presence Ceiling Alarm System
US$ 28-35 / Piece
Min. Order:10 Pieces
- Function Type: Infrared Range and Communication System
- Detection Type: Human Sensor
- Output Signal Type: Digital Type
- Material: ABS
- Certification: CE
- Customized: Customized
Focusens ODM OEM PT100 Waterproof Sensor Probes Platinum Thermal Resistance for Temperature Controller with CE Paper
US$ 0.1-5.5 / Piece
Min. Order:1 Piece
- Tube: Stainless Steel 304
- Housing: 6*30mm
- Resistance: 1~100K Ohms
- Type: Assembly Rtd
- TCR: 3850 Ppm/K
- Accuracy: DIN Class a or B
Agricultural Hydroponics Growing System Indoor Garden CO2 Meter Dual Beam Carbon Dioxide Detector for Farm
US$ 73.4-89.9 / Piece
Min. Order:50 Pieces
- After-sales Service: 2 Years
- Warranty: 2 Years
- Brand: Astop
- Customized: Customized
- Portable: Non Portable
- Certification: CE
Msc-2b PRO Steam Turbine Intelligent Overspeed Protection Tachometer
US$ 730-1100 / Piece
Min. Order:1 Piece
- Type: Speed Monitor
- Output Signal Type: Digital Output
- Measuring Shaft Quantities: Three
- Accuracy Grade: 0.5G
- IP Rating: IP65
- Certification: ISO9001
Tuya Smart Zigbee Temperature and Humidity Sensor Indoor Hygrometer Thermometer Detector with Digital LCD Display Smart Life APP Remote Control
US$ 8.4-10.2 / Piece
Min. Order:1 Piece
- Sensing Type: Thermocouple
- Contact: Contactless
- Output Signal Type: Digital Type
- Measuring Medium: Temperature and Humidity
- Port: Ningbo
- Trademark: Moes
Overpressure Protection 4 Bar (40 m water depth) Water Well Level Sensor
US$ 200-300 / Piece
Min. Order:10 Pieces
- Type: Submersible
- Contact: Contact
- Output Signal Type: Digital Type
- Production Process: Integration
- Feature: Corrosion Resistant
- Material: Plastic
Infrared Laser Smoke Beam Detector Reflective Beam Sensor with Lpcb
US$ 95-150 / Piece
Min. Order:1 Piece
- Type: Smoke Alarm
- Usage: Smoke
- Installation Mode: Ceiling Mounted
- Certification: CE
- Application: Home, Communication Electronic Products
- Weight: 450g
Focusens Ds18b20 Water Proof Temperature Sensor Lm35 Temperature Sensor Iot Temperature Probe
US$ 0.1-5.5 / Piece
Min. Order:1 Piece
- Tube: Stainless Steel 304
- Housing: 6*30mm
- Resistance: 1~100K Ohms
- Type: Assembly Rtd
- TCR: 3850 Ppm/K
- Accuracy: DIN Class a or B
Ceiling Mounted Smoke Detector for Conventional Fire Alarm
US$ 4-6 / Piece
Min. Order:10 Pieces
- Type: Smoke Alarm
- Signal Transmission: Wired Alarm
- Working Mode: Passive
- Certification: CE, ISO, RoHS, CCC
- Application: Indoor
- Working Principle: Electro-Optical Type
Gas Alarm CO2/Carbon Dioxide Gas Analyzer with CE Certificate
US$ 76.8-92.4 / Piece
Min. Order:50 Pieces
- After-sales Service: 2 Years
- Warranty: 2 Years
- Packing: Color Box
- Port: Shanghai
- Production Capacity: 30000pieces/Month
- Trademark: NULL
Ds18b20 Waterproof Temperature Sensor Thermistor Temperature Controller
US$ 0.5-5 / Piece
Min. Order:100 Pieces
- Function: High Temperature Resistance, Anti-Corrosion, Anti-Cold
- Demoulding: Slide
- Condition: New
- Certification: RoHS, ISO
- Warranty: 6 Months
- Automatic Grade: Automatic
Jm-D-5kf Intelligent Reverse Rotating Speed Monitor
US$ 730-860 / Piece
Min. Order:1 Piece
- Type: Speed Monitor
- Output Signal Type: Digital Output
- Measuring Shaft Quantities: Three
- Accuracy Grade: 0.5G
- IP Rating: IP65
- Certification: ISO9001
Smart Farm Fx Controller
US$ 1597-1997 / Piece
Min. Order:1 Piece
- After-sales Service: 24 Hours Online Troubleshooting
- Warranty: 1-3 Year
- Rated Voltage: AC85-305V, 50/60Hz
- Rated Power: <25W
- Display Accuracy: 0.1 °c
- Mini Ventilation: Yes
Wired PIR Motion Sensor Dual Passive Infrared Detector for Home Burglar Security Alarm System
US$ 5.9-7.9 / Piece
Min. Order:50 Pieces
- Type: Sensor
- Usage: Anti-theft
- Installation Mode: Wall Mounted
- Certification: CE, RoHS
- Application: Home, Industry, Communication Electronic Products, Special Equipment
- Detecting Angle Range: Horizontal 110&Deg
Pig Environment Controller K16 PRO Factory OEM Custom Convenient Farm Ventilation Equipment
US$ 696-869 / Piece
Min. Order:1 Piece
- After-sales Service: 24 Hours Online Troubleshooting
- Warranty: 1 Year
- Rated Voltage: AC85-305V,50/60Hz
- Rated Power: <25W
- Display Accuracy: 0.1 °c
- Minimum Ventilation: Yes
Wired Pet-Immunity Microwave & Infrared PIR Motion Detector
US$ 5.9-6.9 / Piece
Min. Order:50 Pieces
- Type: Sensor
- Usage: Anti-theft
- Installation Mode: Wall Mounted
- Certification: CE, RoHS
- Application: Home, Industry, Communication Electronic Products, Special Equipment
- Item: Microwave & Infrared PIR Motion Detector
DC 9V Battery Operated Wireless Wide Angle PIR Motion Detector
US$ 6.5 / Piece
Min. Order:100 Pieces
- Type: Anti-Theft Alarm
- Signal Transmission: Wired Alarm
- Working Mode: Passive
- Certification: CE, RoHS
- Application: Indoor
- Working Principle: Electromechanical
8-32 VDC Power Supply, Reverse Polarity Protected Level Sensor
US$ 200-300 / Piece
Min. Order:10 Pieces
- Type: Submersible
- Contact: Contact
- Output Signal Type: Digital Type
- Production Process: Integration
- Feature: Corrosion Resistant
- Material: Plastic
Single Station Smoke Detector (Wireless) with Fire Alarm 85dB Piezoelectric Alarm
US$ 1.3-1.8 / Piece
Min. Order:200 Pieces
- Type: Smoke Alarm
- Usage: Fire
- Installation Mode: Ceiling Mounted
- Certification: CE, En14604
- Application: Home, Communication Electronic Products
- Weight: 135g
Fuel Oil Tank Overfill Level Sensor for Lift Pump Chambers, Sump Pump Basins
US$ 10-50 / Piece
Min. Order:10 Pieces
- Type: Home Alarm
- Signal Transmission: Wired Alarm
- Working Mode: Active
- Certification: CE, RoHS, CSA
- Application: Indoor
- Working Principle: Electromagnetic
Building Breeding - Intelligent Climate Controller Bc-M1 for Pig
US$ 1218-1523 / Piece
Min. Order:1 Piece
- After-sales Service: 24 Hours Online Troubleshooting
- Warranty: 1 Year
- Rated Voltage: AC85-305V,50/60Hz
- Rated Power: <10W
- Display Accuracy: 0.1 °c
- Display: 7 Inch Touch Screen
Infrared PIR Motion Detector for Home Security System
US$ 5.9-6.89 / Piece
Min. Order:50 Pieces
- Type: Sensor
- Usage: Anti-theft
- Installation Mode: Wall Mounted
- Certification: CE, RoHS
- Application: Home, Industry, Communication Electronic Products, Special Equipment
- Item: Infrared PIR Motion Detector
Layer Equipment of Climate Controller Future X
US$ 1597-1997 / Piece
Min. Order:1 Piece
- After-sales Service: 24 Hours Online Troubleshooting
- Warranty: 1-3 Year
- Rated Voltage: AC85-305V, 50/60Hz
- Rated Power: <25W
- Display Accuracy: 0.1 °c
- Mini Ventilation: Yes
Focusens ODM OEM Waterproof Rtd PT100 Ds18b20 Temperature Sensor Thermistor Probe
US$ 0.1-5.5 / Piece
Min. Order:1 Piece
- Installation Type: Push-in Type
- Sensing Type: Resistive
- Contact: Contactless
- Output Signal Type: Analog Type
- Production Process: Normal Wirewound
- Material: Resistive Lithium Chloride
Household Smoke Detector, Operated with 9V Battery Easy Installation
US$ 1.3-1.8 / Piece
Min. Order:200 Pieces
- Type: Smoke Alarm
- Usage: Fire
- Installation Mode: Ceiling Mounted
- Certification: CE, En14604
- Application: Home, Communication Electronic Products
- Weight: 135g
Wireless Infrared PIR IR Sensor Motion Detector 433MHz
US$ 6.9-8.9 / Piece
Min. Order:50 Pieces
- Type: Sensor
- Usage: Anti-theft
- Installation Mode: Wall Mounted
- Certification: CE, RoHS, CCC
- Application: Home, Industry, Communication Electronic Products, Special Equipment
- Operating Voltage: 2*1.5V
Dual Beam Ndir Sensor Alarm Gas Meter Analyzing Greenhouse Outdoor
US$ 76.8-92.4 / Piece
Min. Order:50 Pieces
- After-sales Service: 2 Years
- Warranty: 2 Years
- Packing: Color Box
- Port: Shanghai
- Production Capacity: 30000pieces/Month
- Trademark: NULL
Wired Sensor Alarm with No/Nc Output for House Fire Alarm SD388-2/2L
US$ 4.8-7 / Piece
Min. Order:100 Pieces
- Type: Smoke Alarm
- Signal Transmission: Wired Alarm
- Working Mode: Optical Smoke Alarm
- Certification: CE, ISO, RoHS, En
- Application: Indoor
- Working Principle: Electro-Optical Type
Water Pump Control/Water Level Control Switch Float Level Sensor for Pump Down Applications Only
US$ 2-5 / Piece
Min. Order:10 Pieces
- Protection Grade: IP68
- Working Temperature: 0~50
- Adjustable Pumping Range: 23 to 61 Cm (9 to 24 Inches)
- Certifaction: UL Recognized, CSA Certified
- Cable Length: 3m,5m,6m,10m
- Packing: Bulk or Bag Packaging
Climate Controller Fx for Farm
US$ 1597-1997 / Piece
Min. Order:1 Piece
- After-sales Service: 24 Hours Online Troubleshooting
- Warranty: 1-3 Year
- Rated Voltage: AC85-305V, 50/60Hz
- Rated Power: <25W
- Display Accuracy: 0.1 °c
- Mini Ventilation: Yes
Tuya Smart WiFi Zigbee Temperature Humidity Sensor Indoor Thermometer Hygrometer
US$ 11.99-14.99 / Piece
Min. Order:10 Pieces
- Installation Type: Place
- Sensing Type: Thermocouple
- Contact: Contactless
- Output Signal Type: Digital Type
- Production Process: Normal Wirewound
- Measuring Medium: Temperature Humidity
Smart Home Security System Smart Siren Sensor 90dB Sound Light Alarm Sensor
US$ 11-12 / Piece
Min. Order:1 Piece
- Type: Probe
- Usage: Siren Alarm
- Installation Mode: Handheld
- Certification: CE, FCC, RoHS
- Application: Home, Industry, Communication Electronic Products, Traffic, Bathroom, Basement, Kitchen, Laundry Room etc
- Product Name: WiFi Siren Alarm
Focusens 3.5 Jack Ds18b20 Temperature Sensor Iot Sensores Industriales Ds18b20 Chip Temperature Sensor Probe for Heater Systems Measuring Instruments
US$ 0.1-5.5 / Piece
Min. Order:1 Piece
- Tube: Stainless Steel 304
- Housing: 6*30mm
- Resistance: 1~100K Ohms
- Type: Assembly Rtd
- TCR: 3850 Ppm/K
- Accuracy: DIN Class a or B
WiFi Tuya Smart CO2 Detector 3 in 1 Carbon Dioxide Detector Air Quality Monitor Temperature Humidity Air Tester for CO2 Alarm
US$ 32.9-40.1 / Piece
Min. Order:1 Piece
- Type: Carbon Dioxide Alarm
- Signal Transmission: Wireless Alarm
- Certification: CE, RoHS
- Port: Ningbo
- Production Capacity: 10000
- Trademark: Moes
Best Price Home Standalone Photoelectric Smoke Detector with High Quality
US$ 1.8 / Piece
Min. Order:200 Pieces
- Type: Smoke Alarm
- Usage: Fire
- Installation Mode: Ceiling Mounted
- Certification: CE, En14604
- Application: Home, Communication Electronic Products
- Weight: 135g
Infrared Photobeam with 16 Eyes for House Security System
US$ 65-75 / Piece
Min. Order:1 Piece
- Function Type: Infrared Range and Communication System
- Detection Type: Infrared Light Detector
- Output Signal Type: No/Nc
- Production Process: Integration
- Material: Aluminum Alloy and PC Plastic
- IP Rating: IP65
Submersible Water Tank Liquid Level Depth Gauge Digital Indicator Detector Sensor
US$ 10-50 / Piece
Min. Order:10 Pieces
- Type: Home Alarm
- Signal Transmission: Wired Alarm
- Working Mode: Active
- Certification: CE, RoHS, CSA
- Application: Indoor
- Working Principle: Electromagnetic
